From: Michael Liao <michael.liao@intel.com>
Date: Thu, 28 Mar 2013 22:29:53 +0000 (+0000)
Subject: Add ADX CPUID detection
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5a8386e1dfc9897bde39be2519bb5a6949623f64;p=oota-llvm.git

Add ADX CPUID detection



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178299 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index 6e66c1aa96c..fa991298a6d 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -330,6 +330,10 @@ void X86Subtarget::AutoDetectSubtargetFeatures() {
         HasRTM = true;
         ToggleFeature(X86::FeatureRTM);
       }
+      if (IsIntel && ((EBX >> 19) & 0x1)) {
+        HasADX = true;
+        ToggleFeature(X86::FeatureADX);
+      }
     }
   }
 }